You can test it out by issuing:
docker run hrafique/oracle-jdk7 java -version
which should give you output similar to:
java version "1.7.0_51"
Java(TM) SE Runtime Environment (build 1.7.0_51-b13)
Java HotSpot(TM) 64-Bit Server VM (build 24.51-b03, mixed mode)
Source code is maintained on github.
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